Sick RLY3-OSSD100

The Sick ReLy RLY3-OSSD100 Safety Relay is designed to provide robust output expansion for safety sensors with OSSDs. This module ensures high safety integrity, meeting SIL 3 (IEC 61508) and PL e (ISO 13849-1) standards, making it ideal for critical safety applications. With a mission time of 20 years and a mean probability of dangerous failure per hour (PFHD) of 1.0 x 10^-9, it guarantees long-term reliability and performance.

Featuring 2 safety inputs and 2 enabling current paths, the RLY3-OSSD100 offers versatile connectivity through a front connector with spring terminals. It includes a feedback current path for external device monitoring, enhancing system diagnostics and safety. The relay operates passively, with a power consumption of ≤ 1.5 W (DC) for input circuits, ensuring energy efficiency.

The RLY3-OSSD100 is built to withstand demanding industrial environments, with an enclosure rating of IP20 (IEC 60529) and an operating temperature range of -25°C to +55°C. It complies with multiple international standards, including IEC 61000-6-4 for interference emission and IEC 61326-3-1 for interference resistance.

Applications for the RLY3-OSSD100 include integration with safety light curtains and other safety devices requiring reliable output expansion. The module's compact dimensions (18 mm x 124.6 mm x 85.5 mm) and lightweight design (130 g) facilitate easy installation in various industrial settings.